Translate words to algebra. Write an algebraic expression for each rule and relationship.

In algebra, a letter (or variable) is a symbol used to represent an unknown quantity or a value that can change.

• For $n+5 \rightarrow 5$ more than a number, the letter $n$ stands for a number.
• For $2p \rightarrow$ twice the price, the letter $p$ stands for the price.
• For $m-3 \rightarrow 3$ less than my age, the letter $m$ stands for my age.
• For $4y \rightarrow 4 \times$ number of years, the letter $y$ stands for number of years.